In 'Hello, Whose Hello?', players assume the role of a conversation mechanic with the quirky ability to enter into other people's conversations as an invisible specter. Despite being unseen, you can influence the dialogue, change outcomes, or even cause chaos for those involved. As you navigate through an urban setting filled with eccentric characters, you must uncover the mystery behind a series of miscommunications that have led to absurd misunderstandings, social faux pas, and a potentially explosive social event. As secrets unravel, will you maintain your whimsical meddling, or will you risk revealing your own hidden truths?